-A Defenders film.
-Doctor Doom as a villain in a film featuring Iron Man; Stark and Doom are two sides of a coin.
-A Black Widow solo film.
-A Howling Commandos film. It could be set after Captain America and have the men hunting down the rest of Hydra.
-A scene showing Thor summoning an army from Asgard into another realm, as he did in Ultimates 2: Grand Theft America.